What Scientific Method Was First Used to Discover the Rings

question 137

Multiple Choice

What scientific method was first used to discover the rings around Uranus?

• A) X-ray photography from the Einstein satellite
• B) spacecraft exploration of the planet
• C) direct photography of the rings from Earth
• D) occultation of a star as the planet and rings moved in front of it

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Definitions:

Current Ratio

A liquidity ratio that measures a company's ability to pay short-term obligations or those due within one year, calculated by dividing current assets by current liabilities.

Quick Ratio

A liquidity measure that indicates a company's ability to cover its short-term liabilities with its most liquid assets, without selling inventory.

Liquidity

The ease with which an asset, or security, can be converted into ready cash without affecting its market price.

Asset Management

The process of effectively managing and investing in assets to increase their value or yield.